Measures airspeed from approx 9 MPH to 350 MPH (15KPH to 563KPH) with resolution of approx 1 MPHPower input (Standalone Mode) – 3V to 16VCircuit Board: Weight approx 4 grams (0.15 oz), dimensions 28 mm x 16 mm x 10 mm (1.1” x 0.62” x 0.4”)Includes Pitot Tube (pictured below) and approx 3' (1 meter) of small diameter silicon tubing for pitot tubePrecalibrated – no user calibration requiredAdvanced